package com.itheima.mapper;

import com.itheima.pojo.Category;
import com.itheima.pojo.User;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface CategoryMapper {


    @Insert("insert into category(category_name,category_alias,create_user,create_time,update_time) values " +
            "(#{categoryName},#{categoryAlias},#{createUser},#{createTime},#{updateTime})")
    int addCategory(Category category);

    @Select("select * from category where create_user = #{id}")
    List<Category> findListByCreateUser(User user);

    @Select("select count(*) from category where category_name = #{categoryName}")
    int getCountName(String categoryName);

    @Update("update category set category_name = #{categoryName},category_alias = #{categoryAlias} ,update_time = #{updateTime} where id = #{id}")
    int updateCategory(Category category);

    @Select("select * from category where id = #{id}")
    Category getbyId(Integer id);

    @Delete("delete from category where id = #{id}")
    void deleteCategory(Integer id);
}
